ultramarine
noun
[ ˌʌltrəməˈriːn ]
• a brilliant deep blue pigment originally obtained from lapis lazuli, now made from powdered fired clay, sodium carbonate, sulphur, and resin.
• "ultramarine blue"
Origin:
late 16th century: from medieval Latin ultramarinus ‘beyond the sea’; the name of the pigment is from obsolete Italian (azzurro) oltramarino, literally ‘(azure) from overseas’.
